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Marquise|Lab Grown|IGI

0.54ct I SI1 Marquise Lab Grown Diamond

ID • I/SI1 • IGI LG537241621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG537241621

Diamond specifications and retailer prices

From $231 NZD
$130 USD
As of November 2, 2026
Save $2,158 NZD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,389 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537241621 or 537241621. Listed at 11 retailers as of November 1, 2026, with prices from $231 to $2,389, a $2,158 spread on the same certified stone. MOH London lists it at $2,389. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.54
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537241621
Dimensions8.40 × 4.15 × 2.70 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.40 mm4.15 mm0.54 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG537241621
Side View
Table 58.0%Crown 37.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,389 NZD|Low: $222 NZD|High: $2,416 NZD|Avg: $755 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6$231 NZD
Retailer 10$268 NZD
Retailer 7$286 NZD
Retailer 11$286 NZD
Retailer 2$515 NZD
Retailer 9$543 NZD
Retailer 3$568 NZD
Retailer 12$690 NZD
Retailer 8$919 NZD
Retailer 4$923 NZD
Retailer 5$971 NZD
MOH London$2,389 NZD

17 data points across 12 retailers

11 retailers$231 NZD to $2,389 NZD

A
Cheapest Retailer
-
$231 NZD
$130 USD
A
Retailer 2
-
$268 NZD
$151 USD
View
Retailer 3
-
$286 NZD
$161 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$286 NZD
$161 USD
View
A
Retailer 5
-
$515 NZD
$290 USD
View
A
Retailer 6
-
$543 NZD
$306 USD
View
A
Retailer 7
-
$568 NZD
HK$2,500 HKD
View
B+
Retailer 8
-
$690 NZD
$389 USD
View
B+
Retailer 9
-
$919 NZD
$518 USD
View
B
Retailer 10
-
$971 NZD
$547 USD
View
Most Expensive
B
MOH London
LG537241621 · Nov 1
$2,389 NZD
£1,060 GBP
View
10 more retailers have this diamond
Prices start from $231 NZDSave up to $2,158 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.54ct Marquise
$231 NZD